1. Department of Cardiology, St Luke’s International Hospital, Tokyo, Japan; Department of Cardiology, Juntendo University Hospital, Tokyo, Japan
2. Department of Cardiovascular Surgery, Osaka University Graduate School of Medicine, Osaka, Japan
3. Department of Adult Congenital Heart Disease and Pediatric Cardiology, Chiba Cardiovascular Center, Chiba, Japan
4. Department of Pediatric Cardiology and Adult Congenital Cardiology, Tokyo Women’s Medical University, Tokyo, Japan
5. Division of Cardiovascular Surgery, Tohoku University Graduate School of Medicine, Sendai, Japan
6. Department of Pediatrics, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan
7. Department of Pediatrics, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Sapporo, Japan
8. Department of Cardiovascular Surgery, Seirei Hamamatsu General Hospital, Hamamatsu, Japan
9. Department of Pediatrics, Kurashiki Central Hospital, Okayama, Japan
10. Department of Cardiovascular Surgery, Japan Community Healthcare Organization Osaka Hospital, Osaka, Japan
11. Department of Cardiovascular Surgery, Chiba Cardiovascular Center, Chiba, Japan
12. Department of Pediatric Cardiology, National Cerebral and Cardiovascular Center, Suita, Osaka, Japan
13. Department of Cardiology, St Luke’s International Hospital, Tokyo, Japan